Targeted Witness! A Dangerous Beauty Dressed Up Like a Man (Part 1)
Ryo is requested to guard Keiichi Kashiwagi, a witness in an important court case. Ryo resists until he is given a proposal to meet Keiichi's twin sister Keiko, to which Ryo gleefully accepts. But Keiichi is in fact Keiko, disguising herself as a man in order to thwart Ryo's advances.
Aired 30/09/1988EP 25 - Targeted Witness! A Dangerous Beauty Dressed Up Like a Man (Part 1)
1988
City Hunter 2
Ryo Saeba is a "sweeper" know as the City Hunter. He and his sidekick Kaori Makimura are hired to solve problems that the police can't (or won't) handle. When he's not keeping the streets of Tokyo clean, Ryo is chasing the ladies, and Kaori chases after him with a giant anti-ecchi hammer.
(Source: Anime News Network)